No CRQC ever. Ceiling is 1,609 qbits. Paper is wildly diplomatic, but conclusion is it would require computing below threshold of Planck. Good luck with that.
Note this is almost exactly the threshold I got to working backward from lindblad and have been posting for many months.
https://arxiv.org/pdf/2604.06322
Jackk (nprofile…0xkv) Jeff Booth (nprofile…tkhj)
Zsubmariner
npub1cs…qcakv
2026-04-13 01:46:41 UTC
Author Public Key
npub1csmgc5fwwr3k2k86zeuk0ntnljp632g8agut8mtgxk8uhhatpknq3qcakvPublished at
2026-04-13 01:46:41 UTCEvent JSON
{
"id": "a907e1f0a2f6d6f906abda5ab3cd3957ab45aefdf9b38a1331a4d605783541f9",
"pubkey": "c4368c512e70e36558fa167967cd73fc83a8a907ea38b3ed68358fcbdfab0da6",
"created_at": 1776044801,
"kind": 1,
"tags": [
[
"p",
"3c4f51561243524f307ed2ee272c7cf4a782404fbe3a176606043b6ad427ee77",
"wss://atlas.nostr.land",
"mention"
],
[
"p",
"83e818dfbeccea56b0f551576b3fd39a7a50e1d8159343500368fa085ccd964b",
"wss://eden.nostr.land",
"mention"
],
[
"client",
"Primal Android"
]
],
"content": "No CRQC ever. Ceiling is 1,609 qbits. Paper is wildly diplomatic, but conclusion is it would require computing below threshold of Planck. Good luck with that.\n\nNote this is almost exactly the threshold I got to working backward from lindblad and have been posting for many months.\n\nhttps://arxiv.org/pdf/2604.06322\n\nnostr:nprofile1qqsrcn632cfyx5j0xpld9m389370ffuzgp8muwshvcrqgwm26sn7uacpzemhxue69uhkzarvv9ejumn0wd68ytnvv9hxgqg4waehxw309ajkgetw9ehx7um5wghxcctwvse30xkv nostr:nprofile1qqsg86qcm7lve6jkkr64z4mt8lfe57jsu8vpty6r2qpk37sgtnxevjcpz4mhxue69uhk2er9dchxummnw3ezumrpdejqzrthwden5te0dehhxtnvdakqaktkhj \n\n",
"sig": "1cc796f7d69a381aab2c22513e8adb18bc89a9b90b377f4facca041dfa6a159e8c9016cef2ef2841b951b46ab02beb90e871430bd762ea667283d6ea91f5bda8"
}